Home / 2,997.54-4,495.20-1,149.12

Finding the Fourth Proportional to 2,997.54, 4,495.20 and 1,149.12

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Solution

The fourth proportional to 2,997.54, 4,495.20 and 1,149.12 is: 1,723.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997.54 : 4,495.20 = 1,149.12 : x
  2. Step 2: Convert to fraction form
    2,997.54/4,495.20 = 1,149.12/x
  3. Step 3: Cross multiply
    2,997.54x = 4,495.20 × 1,149.12
  4. Step 4: Simplify right side
    2,997.54x = 5,165,524.22
  5. Step 5: Solve for x
    x = 5,165,524.22/2,997.54
  6. Step 6: Final answer
    x = 1,723.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.